#文本进度条v1.py
import time
scale = 10
print("-------执行开始-------")
for i in range(scale+1):
    a = '*' * i
    b = '.' * (scale-i)
    c = (i / scale) * 100
    print("{: ^3.1f}%[ {}->{} ]".format(c, a, b))
    time.sleep(0.1)
print('-------执行结束-------')
